package Utils;

/**
 * @author: TTDB
 * @create: 2025/9/16
 */
public class ListNode {
    public int val;
    public ListNode next;
    public ListNode(int x){
        val = x;
        next = null;
    }
    public ListNode() {}
    public ListNode(int val, ListNode next) { this.val = val; this.next = next; }

}
